/**
* Selecting question list depending in the exercise-category
* relationship (category table in exercise settings)
*
* @param array $question_list
* @param int $questionSelectionType
* @return array
*/
public function getQuestionListWithCategoryListFilteredByCategorySettings($question_list, $questionSelectionType)
{
$result = array('question_list' => array(), 'category_with_questions_list' => array());
// Order/random categories
$cat = new Testcategory();
// Setting category order.
switch ($questionSelectionType) {
case EX_Q_SELECTION_ORDERED:
// 1
// 1
case EX_Q_SELECTION_RANDOM:
// 2
// This options are not allowed here.
break;
case EX_Q_SELECTION_CATEGORIES_ORDERED_QUESTIONS_ORDERED:
// 3
$categoriesAddedInExercise = $cat->getCategoryExerciseTree($this->id, $this->course['real_id'], 'title DESC', false, true);
$questions_by_category = Testcategory::getQuestionsByCat($this->id, $question_list, $categoriesAddedInExercise);
$question_list = $this->pickQuestionsPerCategory($categoriesAddedInExercise, $question_list, $questions_by_category, true, false);
break;
case EX_Q_SELECTION_CATEGORIES_RANDOM_QUESTIONS_ORDERED:
// 4
// 4
case EX_Q_SELECTION_CATEGORIES_RANDOM_QUESTIONS_ORDERED_NO_GROUPED:
// 7
$categoriesAddedInExercise = $cat->getCategoryExerciseTree($this->id, $this->course['real_id'], null, true, true);
$questions_by_category = Testcategory::getQuestionsByCat($this->id, $question_list, $categoriesAddedInExercise);
$question_list = $this->pickQuestionsPerCategory($categoriesAddedInExercise, $question_list, $questions_by_category, true, false);
break;
case EX_Q_SELECTION_CATEGORIES_ORDERED_QUESTIONS_RANDOM:
// 5
$categoriesAddedInExercise = $cat->getCategoryExerciseTree($this->id, $this->course['real_id'], 'title DESC', false, true);
$questions_by_category = Testcategory::getQuestionsByCat($this->id, $question_list, $categoriesAddedInExercise);
$question_list = $this->pickQuestionsPerCategory($categoriesAddedInExercise, $question_list, $questions_by_category, true, true);
break;
case EX_Q_SELECTION_CATEGORIES_RANDOM_QUESTIONS_RANDOM:
// 6
// 6
case EX_Q_SELECTION_CATEGORIES_RANDOM_QUESTIONS_RANDOM_NO_GROUPED:
$categoriesAddedInExercise = $cat->getCategoryExerciseTree($this->id, $this->course['real_id'], null, true, true);
$questions_by_category = Testcategory::getQuestionsByCat($this->id, $question_list, $categoriesAddedInExercise);
$question_list = $this->pickQuestionsPerCategory($categoriesAddedInExercise, $question_list, $questions_by_category, true, true);
break;
case EX_Q_SELECTION_CATEGORIES_RANDOM_QUESTIONS_ORDERED_NO_GROUPED:
// 7
break;
case EX_Q_SELECTION_CATEGORIES_RANDOM_QUESTIONS_RANDOM_NO_GROUPED:
// 8
break;
case EX_Q_SELECTION_CATEGORIES_ORDERED_BY_PARENT_QUESTIONS_ORDERED:
// 9
$categoriesAddedInExercise = $cat->getCategoryExerciseTree($this->id, $this->course['real_id'], 'root ASC, lft ASC', false, true);
$questions_by_category = Testcategory::getQuestionsByCat($this->id, $question_list, $categoriesAddedInExercise);
$question_list = $this->pickQuestionsPerCategory($categoriesAddedInExercise, $question_list, $questions_by_category, true, false);
break;
case EX_Q_SELECTION_CATEGORIES_ORDERED_BY_PARENT_QUESTIONS_RANDOM:
// 10
$categoriesAddedInExercise = $cat->getCategoryExerciseTree($this->id, $this->course['real_id'], 'root, lft ASC', false, true);
$questions_by_category = Testcategory::getQuestionsByCat($this->id, $question_list, $categoriesAddedInExercise);
$question_list = $this->pickQuestionsPerCategory($categoriesAddedInExercise, $question_list, $questions_by_category, true, true);
break;
}
$result['question_list'] = isset($question_list) ? $question_list : array();
$result['category_with_questions_list'] = isset($questions_by_category) ? $questions_by_category : array();
// Adding category info in the category list with question list:
if (!empty($questions_by_category)) {
global $app;
$em = $app['orm.em'];
$repo = $em->getRepository('Entity\\CQuizCategory');
$newCategoryList = array();
foreach ($questions_by_category as $categoryId => $questionList) {
$cat = new Testcategory($categoryId);
$cat = (array) $cat;
$cat['iid'] = $cat['id'];
$cat['name'] = $cat['title'];
$categoryParentInfo = null;
if (!empty($cat['parent_id'])) {
if (!isset($parentsLoaded[$cat['parent_id']])) {
$categoryEntity = $em->find('Entity\\CQuizCategory', $cat['parent_id']);
$parentsLoaded[$cat['parent_id']] = $categoryEntity;
} else {
$categoryEntity = $parentsLoaded[$cat['parent_id']];
}
$path = $repo->getPath($categoryEntity);
$index = 0;
if ($this->categoryMinusOne) {
//$index = 1;
}
/** @var Entity\CQuizCategory $categoryParent*/
foreach ($path as $categoryParent) {
$visibility = $categoryParent->getVisibility();
if ($visibility == 0) {
$categoryParentId = $categoryId;
$categoryTitle = $cat['title'];
if (count($path) > 1) {
continue;
}
} else {
$categoryParentId = $categoryParent->getIid();
$categoryTitle = $categoryParent->getTitle();
}
$categoryParentInfo['id'] = $categoryParentId;
$categoryParentInfo['iid'] = $categoryParentId;
$categoryParentInfo['parent_path'] = null;
$categoryParentInfo['title'] = $categoryTitle;
$categoryParentInfo['name'] = $categoryTitle;
$categoryParentInfo['parent_id'] = null;
break;
}
}
$cat['parent_info'] = $categoryParentInfo;
$newCategoryList[$categoryId] = array('category' => $cat, 'question_list' => $questionList);
}
$result['category_with_questions_list'] = $newCategoryList;
}
return $result;
}
